<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <!-- <el-form-item label="分类" prop="classifyId">
        <el-input
          v-model="queryParams.classifyId"
          placeholder="请输入分类"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="banner广告开关" prop="bannerFlag">
        <el-input
          v-model="queryParams.bannerFlag"
          placeholder="请输入banner广告开关"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item> -->
      <el-form-item label="标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['fts:article:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['fts:article:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['fts:article:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['fts:article:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="articleList" :close-on-click-modal="false" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
     <!-- <el-table-column label="分类" align="center" prop="classifyId" /> -->
      <el-table-column label="广告开关" align="center" prop="bannerFlag" >
      <template slot-scope="scope">
              <el-tag
                :type="scope.row.bannerFlag==1? 'success' : 'error'"
                disable-transitions>{{scope.row.bannerFlag==1?"开":"关"}}</el-tag>
            </template>
      </el-table-column>
      <el-table-column label="标题" align="center" prop="title" />
      <el-table-column label="封面" align="center" prop="cover">
        <template slot-scope="scope">
          <img :src="scope.row.cover" style="width: 80px;height: 60px;" />
        </template>
      </el-table-column>
      <el-table-column label="描述" align="center" prop="digest" />
      <!-- <el-table-column label="内容" align="center" prop="content" /> -->
      <el-table-column label="创建用户" align="center" prop="createBy" />
      <el-table-column label="更新用户" align="center" prop="updateBy" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['fts:article:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['fts:article:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />
    <!-- 添加或修改文章对话框 -->
    <el-dialog style="top:-40px;" :title="title" :visible.sync="open" :close-on-click-modal="false" width="80%" append-to-body>
      <el-container>
      <el-aside  class="form-box" style="width: 430px;height: 680px;">
        <b>公众号预览</b>
        <div style="width: 100%;height: 632px;background-color: #fafafa;overflow: hidden;border: 1px solid #e3e3e3;">
          <div class="wxtitle" style="width: 100%;height: 40px;display: flex;justify-content: center;align-items: center;background: #f1f1f1;">
            文章详情
          </div>
            <div class="article-detail">
            	<div class="title">
            		{{form.title}}
            	</div>
            	<div class="push-time">{{getCurrentTime()}}</div>
            	<div class="content-box">
            		<div v-html="form.content"></div>
            	</div>
            </div>
        </div>
      </el-aside >
      <el-main class="preview-box" style="width: 50%;height: 650px;">
        <el-form ref="form" :model="form" :rules="rules" label-width="80px">
          <!-- <el-form-item label="分类id" prop="classifyId">
            <el-input v-model="form.classifyId" placeholder="请输入分类id" />
          </el-form-item> -->
          <el-form-item label="横幅开关" prop="bannerFlag">
            <el-switch
              v-model="form.bannerFlag"
              active-color="#13ce66"
              inactive-color="#ff4949">
            </el-switch>
          </el-form-item>
          <el-form-item label="标题" prop="title">
            <el-input v-model="form.title" placeholder="请输入标题" />
          </el-form-item>
          <el-form-item label="封面" prop="cover">
            <el-upload
              class="avatar-uploader"
              :action="uploadImgUrl"
              :headers="headers"
              :show-file-list="false"
              :on-success="handleAvatarSuccess"
              :on-remove="handleRemove"
              >
              <img v-if="form.cover" :src="form.cover" class="avatar">
              <i v-else class="el-icon-plus avatar-uploader-icon"></i>
            </el-upload>
          </el-form-item>
          <el-form-item label="描述" prop="digest">
            <el-input v-model="form.digest" placeholder="请输入描述" />
          </el-form-item>
          <el-form-item label="内容">
            <editor v-model="form.content" :min-height="192"/>
          </el-form-item>
        </el-form>
      </el-main>
      </el-container>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
import { listArticle, getArticle, delArticle, addArticle, updateArticle } from "@/api/fts/article";
import { getToken } from "@/utils/auth";
export default {
  name: "Article",
  data() {
    return {
      uploadImgUrl: process.env.VUE_APP_BASE_API + "/common/upload", // 上传的图片服务器地址
      headers: {
        Authorization: "Bearer " + getToken()
      },
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 文章表格数据
      articleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        classifyId: null,
        title: null,
        cover: null,
        digest: null,
        content: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    getCurrentTime() {
          const now = new Date();
          const year = now.getFullYear();
          const month = this.padNumber(now.getMonth() + 1);
          const day = this.padNumber(now.getDate());
          const hours = this.padNumber(now.getHours());
          const minutes = this.padNumber(now.getMinutes());
          const seconds = this.padNumber(now.getSeconds());
          return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
    },
    padNumber(num) {
      return num < 10 ? '0' + num : num;
    },
    handleAvatarSuccess(res, file) {
      this.form.cover = URL.createObjectURL(file.raw);
      this.form.cover=file.response.url;
    },
    /** 查询文章列表 */
    getList() {
      this.loading = true;
      listArticle(this.queryParams).then(response => {
        this.articleList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        classifyId: null,
        bannerFlag: null,
        title: null,
        cover: null,
        digest: null,
        content: null,
        createTime: null,
        createUserId: null,
        updateTime: null,
        updateUserId: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加文章";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getArticle(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改文章";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateArticle(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addArticle(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除文章编号为"' + ids + '"的数据项？').then(function() {
        return delArticle(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('fts/article/export', {
        ...this.queryParams
      }, `article_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
<style lang="scss">
  .avatar-uploader .el-upload {
      border: 1px dashed #d9d9d9;
      border-radius: 6px;
      cursor: pointer;
      position: relative;
      overflow: hidden;
    }
    .avatar-uploader .el-upload:hover {
      border-color: #409EFF;
    }
    .avatar-uploader-icon {
      font-size: 28px;
      color: #8c939d;
      width: 178px;
      height: 178px;
      line-height: 178px;
      text-align: center;
    }
    .avatar {
      width: 178px;
      height: 178px;
      display: block;
    }
    .article-detail{
      overflow-y: scroll;
    	padding: 10px ;
    	font-size: 12px;
      line-height: normal;
      height: 100%;
    	.title{
        text-align: left;
    		font-size: 20px;
        margin: 0;
        margin-bottom: 10px;
    	}
    	.push-time{
    		font-size: 12px;
    		color: #c0c0c0;
    	}
    	.content-box{
    		word-break: break-all;
    		word-wrap: break-word;
        font-size: 24rpx;
    		image,img{
    			width: 100%;
    		}
    	}
    }
</style>
